Musical Composition, Theory and Songwriting/chords

Questionwhy are chords III and VII used in specific harmonic progressions only? And where in cadences would they be used?

AnswerHello Garren and thank you for contacting me through AllExperts.com.

Chords iii and vi are most often used to extend a progression and usually make no significant changes. Chords V and vii either move toward the tonic, or start a new progression whichs moves toward a new tone center. Here are a couple helpful charts:

D C DowDell is a professional Jazz pianist/composer who currently teaches online Jazz studies at A Passion for Jazz!. Professor DowDell has been teaching music for over 30 years at 2 major universities, several community colleges as well as accepting students for private study.

Experience

OrganizationsAmerican Federation of Musicians
National Music Teachers Association
International Association of Jazz Educators

Education/CredentialsBachelors of Music Education from UCLA Masters of Music Composition from UNT